diff options
| -rw-r--r-- | docs/WritingAnLLVMBackend.html | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/docs/WritingAnLLVMBackend.html b/docs/WritingAnLLVMBackend.html index 4066eec1df..dcea204e47 100644 --- a/docs/WritingAnLLVMBackend.html +++ b/docs/WritingAnLLVMBackend.html @@ -91,6 +91,18 @@ implement the following:</p> href="CodeGenerator.html#targetmachine">TargetMachine</a></tt>, which configures <tt><a href="CodeGenerator.html#targetdata">TargetData</a></tt> correctly</li> + <li>Register your new target using the <tt>RegisterTarget</tt> + template:<br><br> +<div class="doc_code"><pre> +RegisterTarget<<em>MyTargetMachine</em>> M("short_name", " Target name"); +</pre></div> + <br>Here, <em>MyTargetMachine</em> is the name of your implemented + subclass of <tt><a + href="CodeGenerator.html#targetmachine">TargetMachine</a></tt>, + <em>short_name</em> is the option that will be active following + <tt>-march=</tt> to select a target in llc and lli, and the last string + is the description of your target to appear in <tt>-help</tt> + listing.</li> </ul></li> <li>Implement the assembly printer for the architecture. Usually, if you have described the instruction set with the assembly printer generator in mind, that |